Noun
An emasculating type of male
masturbation where a sissy rubs the underside of his/her/its clitty with one fingertip. The limited stimulation is designed to increase sexual
frustration rather than bring
sexual satisfaction.
The verb form of this practice is sissy diddle, present participle is sissy diddling, past participle is sissy diddled.
Within sissy communities, the sissy qualifier is often dropped and they simply refer to it as diddles, diddle, diddling, or diddled.